氢脉泽长期性能的改进Improvements of Long-term Performance of Hydrogen Maser
沈韦;田润清;李运生;唐南安;李绍雄;
摘要(Abstract)：
腔失谐引起的牵引效应是限制氢脉泽长期稳定度的主要因素,并使时畴测量中的频率稳定度出现不随τ变化的“平坦区域”。本文叙述了近一年来我们为了减小腔牵引所做的实验和改进。通过腔频温度补偿实验而使腔频温度系数小于100Hz/℃;腔温也从50℃降低到约30℃,使原子谐振谱线Q值增大了1.5倍。初步的比对结果表明,作了上述改进后的氢原子钟(锁相晶振)的长期稳定度达到±(4-7)×10~(-14)/日。
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作者(Author): 沈韦;田润清;李运生;唐南安;李绍雄;
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参考文献(References)：
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